Using the powerful one-two combo of NASA’s Swift satellite and the Gemini Observatory, astronomers have detected a mysterious type of cosmic explosion farther back in time than ever before. The explosion, known as a short gamma-ray burst (GRB), took place 7.4 billion years ago, more than halfway back to the Big Bang. picked by AutumnLotus 2 years ago tags swift gemini explosion gamma-ray burst cosmic explosion GRB 070714B |
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